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CVE Record

CVE-2014-125019: FFmpeg Slice Segment decode_nal_unit memory corruption

A vulnerability, which was classified as problematic, was found in FFmpeg 2.0. This affects the function decode_nal_unit of the component Slice Segment Handler. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. It is recommended to apply a patch to fix this issue.

MediumCVSS 5.3Not KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

This is an older FFmpeg video parsing flaw. If a vulnerable service processes malicious media, the FFmpeg process could crash or become unstable. The provided sources do not support data theft, system takeover, or active exploitation. Risk is mainly for systems still running FFmpeg 2.0 or embedded copies. Exposure is most likely in media pipelines, upload processors, transcoding services, gateways, or products embedding FFmpeg 2.0. The source bundle names only FFmpeg 2.0 and does not identify downstream products, operating systems, packages, or currently supported branches. Handle as a moderate remediation item. It is not KEV-listed and has availability-only CVSS impact, but externally reachable media-processing services should be checked promptly because the flaw is remotely triggerable. Mitigation focus: Inventory systems and products using FFmpeg 2.0 or bundled FFmpeg copies.; Review and apply the referenced FFmpeg patch where applicable.; Check vendor or distribution advisories for fixed package versions..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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cwe · low confidence lookup

CWE-119: Exact CWE lookup

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cve · low confidence lookup

CVE-2014-125019 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
5.3 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
5.3CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L3.91.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

5.3Medium
CVSS 3.1 vector shape for CVE-2014-125019Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
unspecifiedFFmpeg2.0Listed
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-119 · source CWE mapping

Improper Restriction of Operations within the Bounds of a Memory Buffer

Improper Restriction of Operations within the Bounds of a Memory Buffer represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.